Derivative Financial Instruments - Schedule of Open Crude Oil Derivative Contracts (Details) - Swap [Member] - Crude Oil	9 Months Ended
	Sep. 30, 2015 $ / bbl bbl
October 2015 - December 2015 [Member]
Derivative [Line Items]
Volume in Bbls | bbl	16,500
Fixed Price, Bbls	95.10
October 2015 - March 2016 [Member]
Derivative [Line Items]
Volume in Bbls | bbl	30,000
Fixed Price, Bbls	57.00
October 2015 - June 2016 [Member]
Derivative [Line Items]
Volume in Bbls | bbl	90,000
Fixed Price, Bbls	58.00
October 2015 - December 2016 [Member]
Derivative [Line Items]
Volume in Bbls | bbl	150,000
Fixed Price, Bbls	60.80